Home / 7,569.12-11,334.24-4,277.28

Finding the Fourth Proportional to 7,569.12, 11,334.24 and 4,277.28

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Solution

The fourth proportional to 7,569.12, 11,334.24 and 4,277.28 is: 6,404.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,569.12 : 11,334.24 = 4,277.28 : x
  2. Step 2: Convert to fraction form
    7,569.12/11,334.24 = 4,277.28/x
  3. Step 3: Cross multiply
    7,569.12x = 11,334.24 × 4,277.28
  4. Step 4: Simplify right side
    7,569.12x = 48,479,718.07
  5. Step 5: Solve for x
    x = 48,479,718.07/7,569.12
  6. Step 6: Final answer
    x = 6,404.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.